BACKSLAPPING is a playable word

backslap Scrabble® Dictionary

verb
backslapped, backslapping, backslaps
to show much approval
582 Playable Words can be made from "BACKSLAPPING"
   2-Letter Words (20 found)
   3-Letter Words (92 found)
   9-Letter Words (2 found)
   12-Letter Words (1 found)